WIP 1.2 move routing into plugin

src/plugins/RoutingPlugin.cpp

@@ -0,0 +1,54 @@
+#include "RoutingPlugin.h"
+#include "MeshService.h"
+#include "NodeDB.h"
+#include "RTC.h"
+#include "Router.h"
+#include "configuration.h"
+#include "main.h"
+
+RoutingPlugin *routingPlugin;
+
+bool RoutingPlugin::handleReceivedProtobuf(const MeshPacket &mp, const Routing &p)
+{
+
+    return false; // Let others look at this message also if they want
+}
+
+
+MeshPacket *RoutingPlugin::allocReply()
+{
+    assert(0); // 1.2 refactoring fixme, Not sure if anything needs this yet?
+    // return allocDataProtobuf(u);
+    return NULL;
+}
+
+void RoutingPlugin::sendAckNak(Routing_Error err, NodeNum to, PacketId idFrom)
+{
+    Routing c = Routing_init_default;
+    
+    if (!err) {
+        c.success_id = idFrom;
+    } else {
+        c.fail_id = idFrom;
+
+        // Also send back the error reason
+        c.error_reason = err;
+    }
+
+    auto p = allocDataProtobuf(c);
+    p->priority = MeshPacket_Priority_ACK;
+
+    p->hop_limit = 0; // Assume just immediate neighbors for now
+    p->to = to;
+    DEBUG_MSG("Sending an err=%d,to=0x%x,idFrom=0x%x,id=0x%x\n", err, to, idFrom, p->id);
+
+    router->sendLocal(p); // we sometimes send directly to the local node
+}
+
+RoutingPlugin::RoutingPlugin()
+    : ProtobufPlugin("routing", PortNum_ROUTING_APP, User_fields)
+{
+    isPromiscuous = true;
+}
+
+